Action Potentials
what is the neuro transmitter that crosses the motor end plate?
AcH
What makes cartilage?
chondroblasts
What is responsible for the stretch reflex?
muscle spindles
what to efferent nerves do?
Sensation to the face
V trigeminal
name the 3 types of muscle
cardiac, smooth, skeletal
What does ACH bond to?
ligand gaited sodium channels
what maintains bone?
osteocytes
What is the pathway of a reflex arc?
sensory receptor, sensory neuron, interneuron, motor neuron, effector organ
what do dendrites do?
take input from other axons
Hearing and balance
VIII auricular cochlear
what is the outer most layer of skin?
epidermis
When sodium channels open, what happens?
Changes the membrane potential that causes voltage gated Na/K channels to open- Na goes in, K goes out of the membrane
what attaches bone to bone
ligament
do golgi tendon organs inhibit or excite the interneuron
inhibit
what side of the brain is Wernicke's and Broca's area?
Left side
What is CN X and what does it do?
Vagus nerve and parasympathetic to the visceral system
How do the taste buds taste?
once the AP goes down the T Tubule, how does Ca get into the cell?
what is the outside layer of bone?
periosteum
What is reciprocal innervation?
causes relaxation of extensor muscle when flexor muscle contracts
what structure connects both hemispheres of the brain?
corpus callosum
CN I and motor or sensory?
olfactory and sensory
what structure sees color?
cones
What does Ca bind to?
troponin
how many ribs are there?
12 (24)
With the stretch reflex, what are sensory neurons synapsing with? what type of neuron?
alpha motor neurons
What part of the brain connects to the spinal cord?
the medulla oblongata
CN IV and sensory or motor or both
what happens to pH with an increase in H ions?